出错信息：Database SQL: "SELECT * FROM `en_config` ". ErrorInfo: No database selected

出错文件：/usr/home/qxu1539690054/htdocs/en/framework/base/db/MysqlDriver.php

错误行：39

Trace信息：
#0 /usr/home/qxu1539690054/htdocs/en/framework/base/db/MysqlDriver.php(20) framework\base\db\MysqlDriver->query()
#1 /usr/home/qxu1539690054/htdocs/en/framework/base/Model.php(76) framework\base\db\MysqlDriver->select()
#2 /usr/home/qxu1539690054/htdocs/en/app/admin/model/ConfigModel.php(14) framework\base\Model->select()
#3 /usr/home/qxu1539690054/htdocs/en/app/base/controller/BaseController.php(56) app\admin\model\ConfigModel->getInfo()
#4 /usr/home/qxu1539690054/htdocs/en/app/base/controller/BaseController.php(43) app\base\controller\BaseController->setCont()
#5 /usr/home/qxu1539690054/htdocs/en/app/home/controller/SiteController.php(11) app\base\controller\BaseController->__construct()
#6 /usr/home/qxu1539690054/htdocs/en/framework/base/App.php(43) app\home\controller\SiteController->__construct()
#7 /usr/home/qxu1539690054/htdocs/en/framework/core.php(97) framework\base\App::run()
#8 /usr/home/qxu1539690054/htdocs/en/index.php(8) require()